来自罗学恕的问题
【2.89×4.68+4.68×6.11+4.68.】
2.89×4.68+4.68×6.11+4.68.
1回答
2020-05-24 13:42
【2.89×4.68+4.68×6.11+4.68.】
2.89×4.68+4.68×6.11+4.68.
解;2.89×4.68+4.68×6.11+4.68,
=2.89×4.68+4.68×6.11+4.68×1,
=(2.89+6.11+1)×4.68,
=10×4.68,
=46.8.